Ben Bu yığın izlemeNe BindingResult ne de istek niteliği olarak kullanılabilir fasulye adı için düz hedef nesne - Bahar MVC
org.apache.jasper.JasperException olanjava.lang.IllegalStateException: Neither BindingResult nor plain target object for bean name 'command' available as request attribute
bu hatayı alıyorum: java .lang.IllegalStateException: "BindingResult" ifadesiyle, "name" komut adı için düz hedef nesne, istek özniteliği olarak kullanılabilir org.apache.jasper.servlet.JspServletWrapper.handleJspException (JspServletWrapper.java:534) org.apache.jasper.servlet.JspServletWrapper .service (JspServletWrapper.jav a: 452) org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:389) org.apache.jasper.servlet.JspServlet.service (JspServlet.java:333) javax.servlet.http.HttpServlet .service (HttpServlet.java:722) kök neden java.lang.IllegalStateException: BindingResult ne de istek özniteliği org.springframework.web.servlet.support.BindStatus olarak kullanılabilir fasulye adı 'komutuyla' için düz hedef nesne ne (BindStatus.java:141) org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getBindStatus (AbstractDataBoundFormElementTag.java:178) org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getPropertyPa th (AbstractDataBoundFormElementTag.java:198) org.springframework.web.servlet.tags.form.LabelTag.autogenerateFor (LabelTag.java:129) org.springframework.web.servlet.tags.form.LabelTag.resolveFor (LabelTag. java: 119) org.springframework.web.servlet.tags.form.LabelTag.writeTagContent (LabelTag.java:89) org.springframework.web.servlet.tags.form.AbstractFormTag.doStartTagInternal (AbstractFormTag.java:102) org.springframework.web.servlet.tags.RequestContextAwareTag.doStartTag (RequestContextAwareTag.java:79) org.apache.jsp.student_jsp._jspx_meth_form_005flabel_005f0 (student_jsp.java:182) org.apache.jsp.student_jsp._jspx_meth_form_005fform_005f0 (student_jsp .java: 117) org.apache.jsp.student_jsp._jspService (student_jsp.java:79) org.apache.jasper.runtime.HttpJspBase.service (HttpJspBase.java:70) javax.servlet.http.HttpServlet.service (HttpServlet.java:722) org.apache.jasper.servlet.JspServletWrapper.service (JspServletWrapper .java: 419) org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:389) org.apache.jasper.servlet.JspServlet.service (JspServlet.java:333) javax.servlet.http. HttpServlet.service (HttpServlet.java:722) Bu benim web.xml
olduğunu
<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_ID" version="2.4"
xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<display-name>Spring MVC Form Handling</display-name>
<welcome-file-list>
<welcome-file>student.jsp</welcome-file>
</welcome-file-list>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>HelloWeb</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/HelloWeb-Servlet.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>HelloWeb</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
Bu benim applicationContext.xml dosya
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
<context:component-scan base-package="com.Prime" />
<mvc:annotation-driven/>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/JSP/" />
<property name="suffix" value=".jsp" />
</bean>
</beans>
Bu benim student.jsp dosyası
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<html>
<head>
<title>Spring MVC Form Handling</title>
</head>
<body>
<h2>Student Information</h2>
<form:form modelAttribute="SpringWeb" method="POST" action="/HelloWeb/addStudent" commandName="SpringWeb">
<table>
<tr>
<td><form:label path="name">Name</form:label></td>
<td><form:input path="name" /></td>
</tr>
<tr>
<td><form:label path="age">Age</form:label></td>
<td><form:input path="age" /></td>
</tr>
<tr>
<td><form:label path="id">id</form:label></td>
<td><form:input path="id" /></td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value="Submit"/>
</td>
</tr>
</table>
</form:form>
</body>
</html>
Ve bu benim StudentController olduğunu.java dosya
package com.Prime;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.ui.ModelMap;
@Controller
public class StudentController {
@RequestMapping(value = "/student", method = RequestMethod.GET)
public ModelAndView student() {
return new ModelAndView("/student.jsp", "SpringWeb", new Student());
}
@RequestMapping(value = "/addStudent", method = RequestMethod.POST)
public String addStudent(@ModelAttribute("SpringWeb")Student student,
ModelMap model) {
model.addAttribute("name", student.getName());
model.addAttribute("age", student.getAge());
model.addAttribute("id", student.getId());
return "result";
}
}
kimse .... bu hata ile bana yardımcı olabilir Şimdiden teşekkürler
Kullandığım aynı kod ancak hata giderilemiyor ... Aynı hatayı alıyorum. Bana yardım eden var mı? – Brain